Re: [sage-support] Computation just stops, no output or error message

2017-06-07 Thread Robin van der veer
Thank you! this oom-killer did indeed kill my processes. This solve my problem:) thanks again Op woensdag 7 juni 2017 17:49:13 UTC+2 schreef Jan Groenewald: > > Hi > > On 7 June 2017 at 17:33, Robin van der veer > wrote: > >> Hi, >> >> I'm running a windows 10 host, and I

Re: [sage-support] Computation just stops, no output or error message

2017-06-07 Thread Jan Groenewald
Hi On 7 June 2017 at 17:33, Robin van der veer wrote: > Hi, > > I'm running a windows 10 host, and I have sage running in virtualbox; I > just downloaded the .ova file from the website. > I have virutalbox set up so it uses 6/8 of my cores, and 5GB of mem. > It could be

Re: [sage-support] Computation just stops, no output or error message

2017-06-07 Thread Robin van der veer
Dear John, I am already flushing after every file.write(), so this cannot be the problem. (this was the first thing I tried when I noticed the problem, and after another 2 hour wait I concluded that it did not solve my problem) Robin Op woensdag 7 juni 2017 17:37:32 UTC+2 schreef John

Re: [sage-support] Computation just stops, no output or error message

2017-06-07 Thread John Cremona
My guess is that the output is buffered, i.e. it does not get actually written out unti lthe buffer reaches some size. You can get python to flush the output after every output statement and then see what is happening a bit better. John On 7 June 2017 at 16:33, Robin van der veer

Re: [sage-support] Computation just stops, no output or error message

2017-06-07 Thread Robin van der veer
Hi, I'm running a windows 10 host, and I have sage running in virtualbox; I just downloaded the .ova file from the website. I have virutalbox set up so it uses 6/8 of my cores, and 5GB of mem. It could be the case the 6 processes combined exceed this 5GB. Would this explain Sage quitting in

[sage-support] Computation just stops, no output or error message

2017-06-07 Thread Robin van der veer
I'm running Sage on my local machine (so not the sage math cloud), and some of my computations just stop with no output or error message. My code looks essentially like this: @parallel def compute(revLex): long computations print some stuff write some stuff to files return r =